<!DOCTYPE html>
<html>
<head>
	<meta charset="utf-8">
	<title></title>
</head>
<body>
<div id="dv">
	<img src="./images/js01.png" width="100" height="100">
	<img src="./images/js02.png" width="100" height="100">
	<img src="./images/js03.png" width="100" height="100">
	<img src="./images/js04.png" width="100" height="100">
	<img src="./images/js05.png" width="100" height="100">
</div>
</body>
<script type="text/javascript" src="./common.js"></script>
<script type="text/javascript">
	
	var bk = my$("dv").children;
	for (var i = 0;i < bk.length;i++) {
		bk[i].onclick = function(){
			document.body.style.backgroundImage = "url("+this.src+")"
		}
	}

</script>
</html>